Beispiel #1
0
        public void FetchAndAddOrUpdateCoins()
        {
//get all coins from external source
            var allcoinsFromResponse = WhatToMineService.GetAllCoinsFromCalculators();

            using (GmiUnitOfWork unitOfWork = new GmiUnitOfWork())
            {
                var coinsFromDB      = Search(new SearchCriteria <Coin>(int.MaxValue, 1)).Result;
                var newCoinsToInsert = allcoinsFromResponse
                                       .Where(c => coinsFromDB.FirstOrDefault(dbc => dbc.Name.ToLower() == c.Name.ToLower()) == null).ToList();

                //update existing
                foreach (var coin in coinsFromDB)
                {
                    var newData = allcoinsFromResponse.FirstOrDefault(dbc => dbc.Name.ToLower() == coin.Name.ToLower());
                    if (newData == null)
                    {
                        continue;
                    }

                    coin.UpdateInfo(newData);
                }

                // add new ones
                unitOfWork.GenericRepository.Create(newCoinsToInsert);
                unitOfWork.Commit();
            }
        }
Beispiel #2
0
        public void UpdateCoinsInfo()
        {
            using (GmiUnitOfWork gmiUnitOfWork = new GmiUnitOfWork())
            {
                //Get Coins from DB,
                List <Coin> allCoinsInDB = gmiUnitOfWork.GenericRepository.GetAll <Coin>();
                //Read coin data from Coins.JSON, NOTE Not all coins are here
                List <Coin> allCoinsInfoFromWTM = WhatToMineService.GetCoinsInfoFromCoinsJson();
                //CoinsDB: Filter out the ones that dont have info from Coins.JSON.
                List <Coin> coinsWithInfoReturned = allCoinsInDB.Where(cdb => allCoinsInfoFromWTM.Any(c => c.WhatToMineId == cdb.WhatToMineId)).ToList();
                //CoinsDB: Filter out the ones that dont have info from Coins.JSON.
                List <Coin> coinsWithoutInfoReturned = allCoinsInDB.Where(cdb => allCoinsInfoFromWTM.All(c => c.WhatToMineId != cdb.WhatToMineId)).ToList();
                //Foreach one that no info returned, get its info
                foreach (var coin in coinsWithoutInfoReturned)
                {
                    Coin coinInfo = WhatToMineService.GetCoinInfo(coin.WhatToMineId);
                    if (coinInfo != null)
                    {
                        coin.UpdateInfo(coinInfo);
                    }
                }
                foreach (var coin in coinsWithInfoReturned)
                {
                    var coinInfo = allCoinsInfoFromWTM.FirstOrDefault(c => c.WhatToMineId == coin.WhatToMineId);
                    if (coinInfo == null)
                    {
                        throw new Exception("Someting is wrong, this coin should belong to the unknown list");
                    }
                    coin.UpdateInfo(coinInfo);
                }

                gmiUnitOfWork.Commit();
            }
        }